Refrigerator



FIG. 1 is a front perspective view of the refrigerator;

FIG. 2 is a rear perspective view of the refrigerator shown in FIG. 1;

FIG. 3 is front view of the refrigerator shown in FIG. 1;

FIG. 4 is a rear view of the refrigerator shown in FIG. 1; and,

FIG. 5 is a side view of the refrigerator shown in FIG. 1.

The broken line showing is included for the purpose of illustrating and forms no part of the claimed design. 

I claim the ornamental design for the refrigerator, as shown and described. 